Stiffeners
n. 加强剂（stiffener的复数）
🗣️ 情景例句
Please, come in. Join us.
请进。跟我们一起吃吧。
Dorothy felt refreshed after her nap.
多罗茜一觉醒来，觉得精神一爽。
Then wait until the fire is out.
然后，等火熄灭。